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45 lines
1.5 KiB
45 lines
1.5 KiB
/*
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* Copyright (C) 2018 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "utils/i18n/locale-list.h"
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#include <string>
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namespace libtextclassifier3 {
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LocaleList LocaleList::ParseFrom(const std::string& locale_tags) {
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std::vector<StringPiece> split_locales = strings::Split(locale_tags, ',');
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std::string reference_locale;
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if (!split_locales.empty()) {
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// Assigns the first parsed locale to reference_locale.
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reference_locale = split_locales[0].ToString();
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} else {
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reference_locale = "";
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}
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std::vector<Locale> locales;
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for (const StringPiece& locale_str : split_locales) {
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const Locale locale = Locale::FromBCP47(locale_str.ToString());
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if (!locale.IsValid()) {
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TC3_LOG(WARNING) << "Failed to parse the detected_text_language_tag: "
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<< locale_str.ToString();
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}
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locales.push_back(locale);
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}
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return LocaleList(locales, split_locales, reference_locale);
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}
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} // namespace libtextclassifier3
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